body {
    margin: 0;
    padding: 0;
    background-color: #CDCDCD;
}

header {
    height: 50px;
    background: #333;
    background: rgba(47, 47, 47, 0.98);
}

section{
    margin: 0 auto;
}

label {
    float: left;
    width: 100px;
    line-height: 50px;
    color: #DDD;
    font-size: 24px;
    cursor: pointer;
}

header input {
    float: right;
    width: 60%;
    height: 24px;
    margin-top: 12px;
    text-indent: 10px;
    border-radius: 5px;
    box-shadow: 0 1px 0 rgba(255, 255, 255, .2);
    border: none;
}

input:focus {
    // 设置轮廓周围的线
    outline: 0
}

h2 {
    position: relative;

    span {
        position: absolute;
        top: 2px;
        right: 5px;
        display: inline-block;
        padding: 0 5px;
        height: 20px;
        border-radius: 20px;
        background-color: #E6E6FA;
        line-height: 22px;
        text-align: center;
        color: #666;
        font-size: 14px;
    }
}

ol,
ul {
    padding: 0;
    list-style: none;
}

li {
    height: 32px;
    line-height: 32px;
    background-color: snow;
    position: relative;
    margin-bottom: 10px;
    padding: 0 45px;
    border-radius: 3px;
    border-left: 5px solid lightblue;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .7);

    a {
        position: absolute;
        top: 2px;
        right: 5px;
        display: inline-block;
        width: 14px;
        height: 12px;
        border-radius: 14px;
        border: 6px dotted #FFF;
        background-color: gainsboro;
        line-height: 14px;
        text-align: center;
        color: #FFF;
        font-weight: 800;
        font-size: 14px;
        cursor: pointer;
    }
}

li input {
    position: absolute;
    top: 2px;
    left: 10px;
    width: 22px;
    height: 22px;
    cursor: pointer;
}

p {
    margin: 0;
}

li p input {
    top: 3px;
    left: 40px;
    width: 70px;
    line-height: 14px;
    text-indent: 5px;
    font-size: 14px;
}

ol li {
    cursor: pointer;
}

ul li {
    border-left: 5px solid lightslategray;
    opacity: .5;
}

footer {
    color: #666;
    font-size: 14px;
    text-align: center;

    a {
        color: #666;
        text-decoration: none;
        color: #999;
    }
}
// 表示适配不同尺寸
// @media screen and (max-device-width: 620px) {
//     screen and section {
//         width: 96%;
//         padding: 0 2%;
//     }
// }

@media screen and (min-width: 620px) {
    section {
        width: 600px;
        padding: 0 10px;
    }
}

@media screen and (min-width: 620px) {
    section {
        width: 600px;
        padding: 0 10px;
    }
}